Committing qball's patch to list supported audio outputs in --version

src/audio.c

@@ -79,11 +79,8 @@ extern AudioOutputPlugin pulsePlugin;
 extern AudioOutputPlugin mvpPlugin;
 extern AudioOutputPlugin shoutPlugin;
 
-/* make sure initPlayerData is called before this function!! */
-void initAudioDriver() {
-	ConfigParam * param = NULL;
-	int i;
 
+void loadAudioDrivers() {
 	initAudioOutputPlugins();
 	loadAudioOutputPlugin(&alsaPlugin);
 	loadAudioOutputPlugin(&aoPlugin);
@@ -92,6 +89,14 @@ void initAudioDriver() {
 	loadAudioOutputPlugin(&pulsePlugin);
 	loadAudioOutputPlugin(&mvpPlugin);
 	loadAudioOutputPlugin(&shoutPlugin);
+}
+
+/* make sure initPlayerData is called before this function!! */
+void initAudioDriver() {
+	ConfigParam * param = NULL;
+	int i;
+
+	loadAudioDrivers();
 
 	pdAudioDevicesEnabled = (getPlayerData())->audioDeviceEnabled;
 

src/audio.h

@@ -79,4 +79,5 @@ void readAudioDevicesState();
 
 void saveAudioDevicesState();
 
+void loadAudioDrivers();
 #endif

src/audioOutput.c

@@ -247,3 +247,15 @@ void sendMetadataToAudioOutput(AudioOutput * audioOutput, MpdTag * tag) {
 	if(!audioOutput->sendMetdataFunc) return;
 	audioOutput->sendMetdataFunc(audioOutput, tag);
 }
+
+void printAllOutputPluginTypes(FILE *fp) {
+	ListNode *node = audioOutputPluginList->firstNode;
+	AudioOutputPlugin *plugin;
+		
+	while(node) {
+		plugin = (AudioOutputPlugin *)node->data;
+		myfprintf(fp, "%s ", plugin->name);	
+		node = node->nextNode;
+	}
+	myfprintf(fp, "\n");
+}

src/audioOutput.h

@@ -110,4 +110,5 @@ void finishAudioOutput(AudioOutput * audioOutput);
 int keepAudioOutputAlive(AudioOutput * audioOutput, int ms);
 void sendMetadataToAudioOutput(AudioOutput * audioOutput, MpdTag * tag);
 
+void printAllOutputPluginTypes(FILE *fp);
 #endif

src/main.c

@@ -33,6 +33,7 @@
 #include "permission.h"
 #include "replayGain.h"
 #include "inputPlugin.h"
+#include "audioOutput.h"
 #include "inputStream.h"
 #include "tag.h"
 #include "tagTracker.h"
@@ -135,6 +136,11 @@ static void version(void) {
 
         initInputPlugins();
         printAllInputPluginSuffixes(stdout);
+
+        LOG("\n");
+        LOG("Supported outputs:\n");
+        loadAudioDrivers();
+        printAllOutputPluginTypes(stdout);
 }
 
 static void parseOptions(int argc, char ** argv, Options * options) {